Home / 16,149.35-22,288.16-9,075.76

Finding the Fourth Proportional to 16,149.35, 22,288.16 and 9,075.76

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Solution

The fourth proportional to 16,149.35, 22,288.16 and 9,075.76 is: 12,525.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,149.35 : 22,288.16 = 9,075.76 : x
  2. Step 2: Convert to fraction form
    16,149.35/22,288.16 = 9,075.76/x
  3. Step 3: Cross multiply
    16,149.35x = 22,288.16 × 9,075.76
  4. Step 4: Simplify right side
    16,149.35x = 202,281,991.00
  5. Step 5: Solve for x
    x = 202,281,991.00/16,149.35
  6. Step 6: Final answer
    x = 12,525.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.